Runway Safety Quiz
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Questions and Answers

Which type of runway requires a longer approach light system (ALS) distance?

  • Nonprecision instrument runway
  • Both types of runways require the same distance
  • ALS distance is not determined by the type of runway
  • Precision instrument runway (correct)

    • How many light units can a VASI installation consist of?

  • 2, 4, 6, 12, or 16 (correct)
  • 2, 4, or 12
  • Any number of light units
  • 6 or 16

    • What is the usual setting for the lower glide path of a three-bar VASI installation?

  • Not specified
  • 3 degrees (correct)
  • Depends on the type of aircraft
  • 1/4 degree higher than the upper glide path

    • Which of the following statements about RWSL is true?

    <p>RWSL verifies an ATC clearance</p> Signup and view all the answers

    Who controls the operation of approach light systems and runway lighting?

    <p>ATC</p> Signup and view all the answers

    What is the purpose of runway entrance lights?

    <p>To indicate it is safe to enter the runway</p> Signup and view all the answers

    Which lighting system has a predetermined intensity step based on expected visibility conditions?

    <p>MIRL</p> Signup and view all the answers

    Which type of lighting system is used to outline the edges of runways during periods of darkness or restricted visibility conditions?

    <p>Runway Edge Light Systems</p> Signup and view all the answers

    What color are the lights marking the ends of the runway?

    <p>Red</p> Signup and view all the answers

    What is the useful range of pulsating visual approach slope indicators during the day?

    <p>Approximately four miles</p> Signup and view all the answers

    What type of lighting system is installed on some precision approach runways to facilitate landing under adverse visibility conditions?

    <p>Touchdown Zone Lights</p> Signup and view all the answers

    Which lights indicate that the runway is unsafe to enter or cross?

    <p>THLs</p> Signup and view all the answers

    What should a pilot do if they observe the red lights of the THLs?

    <p>Stop at the hold line or remain stopped</p> Signup and view all the answers

    When do the THLs illuminate for a departing aircraft?

    <p>When there is another aircraft or vehicle on the runway or about to enter the runway</p> Signup and view all the answers

    What should a pilot do if they note illuminated lights while in takeoff roll and stopping is impractical for safety reasons?

    <p>Proceed according to their best judgment</p> Signup and view all the answers

    Which lights are used to indicate the hold short point on certain runways approved for Land and Hold Short Operations (LAHSO)?

    <p>Land and Hold Short Lights</p> Signup and view all the answers

    What do the red lights of the Runway Entrance Lights (REL) system indicate?

    <p>Both A and B</p> Signup and view all the answers

    When does the REL system illuminate the taxiway intersections with REL arrays along the runway ahead of a departing aircraft?

    <p>When the aircraft reaches a site adaptable speed of approximately 30 knots</p> Signup and view all the answers

    When do the REL lights associated with a runway extinguish for a departing aircraft?

    <p>When the aircraft is declared 'airborne'</p> Signup and view all the answers

    Which one of the following is true about the Visual Approach Slope Indicator (VASI)?

    <p>The VASI provides visual descent guidance information during the approach to a runway.</p> Signup and view all the answers

    Which one of the following is true about the Precision Approach Path Indicator (PAPI)?

    <p>The PAPI is installed in a single row of either two or four light units.</p> Signup and view all the answers

    Which one of the following is true about the tri-color visual approach slope indicator?

    <p>The tri-color VASI consists of a single light unit projecting a three-color visual approach path.</p> Signup and view all the answers

    Which one of the following is true about the Precision Approach Path Indicator (PAPI)?

    <p>PAPI installations consist of 2, 4, 6, or 12 light units.</p> Signup and view all the answers

    Which type of runway requires a longer approach light system (ALS) distance?

    <p>Precision instrument runways</p> Signup and view all the answers

    What is the usual setting for the lower glide path of a three-bar VASI installation?

    <p>3 degrees</p> Signup and view all the answers

    What is the usual range of visibility for the lights of the Precision Approach Path Indicator (PAPI) during the day?

    <p>3-5 miles</p> Signup and view all the answers

    What is the usual range of visibility for the lights of the Visual Approach Slope Indicator (VASI) during the night?

    <p>20 miles or more</p> Signup and view all the answers

    What is the maximum angle at which the glide path angles of the VASI may be set to provide proper obstacle clearance?

    <p>4.5 degrees</p> Signup and view all the answers

    What is the range of safe obstruction clearance provided by the VASI within plus or minus how many degrees of the extended runway centerline?

    <p>10 degrees</p> Signup and view all the answers

    Which type of lighting system is used to provide rapid and positive identification of the approach end of a particular runway?

    <p>Runway end identifier lights</p> Signup and view all the answers

    What color are the lights marking the ends of the runway?

    <p>Red</p> Signup and view all the answers

    What is the useful range of alignment of elements systems?

    <p>Approximately three-quarter miles</p> Signup and view all the answers

    What is the usual setting for the lower glide path of a pulsating visual approach slope indicator?

    <p>Steady red light</p> Signup and view all the answers

    According to the text, how many times should the pilot initially key the mike to turn on all controlled lights to the maximum intensity?

    <p>7 times</p> Signup and view all the answers

    What is the function of keying the mike 5 or 3 times for the 1-step and 2-step REILs, respectively?

    <p>To turn off the lights</p> Signup and view all the answers

    Why is it important for the pilot to key the mike as directed when overflying an airport of intended landing or just prior to entering the final segment of an approach?

    <p>To activate the system</p> Signup and view all the answers

    Which lighting system may be controlled by the Flight Service Station (FSS) when there is no control tower in operation?

    <p>Runway Edge Lights</p> Signup and view all the answers

    Which lighting system can be turned on or off upon request by pilots?

    <p>Taxiway Lead-On Lights</p> Signup and view all the answers

    Which lighting system operates on the same radio frequency for all runways at an airport?

    <p>Approach Lights</p> Signup and view all the answers

    Which lighting system has a control system that consists of a 3-step control responsive to 7, 5, and/or 3 microphone clicks?

    <p>Runway Entrance Lights</p> Signup and view all the answers

    Which lights indicate that the runway is unsafe to enter or cross?

    <p>THLs</p> Signup and view all the answers

    Under what circumstances should pilots note illuminated lights while in takeoff roll and stopping is impractical for safety reasons?

    <p>When the crew has received clearance from ATC</p> Signup and view all the answers

    When does the THL system illuminate for an aircraft in position for departure or departing?

    <p>When there is another aircraft or vehicle on the runway</p> Signup and view all the answers

    What should a pilot do if they observe the red lights of the THLs?

    <p>Stop at the hold line or remain stopped</p> Signup and view all the answers

    Which lights indicate that there is high speed traffic on the runway or an aircraft on final approach within the activation area?

    <p>Runway Entrance Lights (REL)</p> Signup and view all the answers

    When do the REL lights associated with a runway extinguish for a departing aircraft?

    <p>When the aircraft is declared 'airborne' by the system</p> Signup and view all the answers

    What is the purpose of runway entrance lights?

    <p>To provide visual guidance to persons entering the runway</p> Signup and view all the answers

    What do the red lights of the Runway Entrance Lights (REL) system indicate?

    <p>That there is high speed traffic on the runway or an aircraft on final approach within the activation area</p> Signup and view all the answers

    Which type of lighting system provides the basic means to transition from instrument flight to visual flight for landing?

    <p>Approach Light Systems (ALS)</p> Signup and view all the answers

    What is the range of the approach area covered by the approach light system (ALS) for precision instrument runways?

    <p>2400-3000 feet</p> Signup and view all the answers

    What is the usual setting for the lower glide path of a three-bar Visual Approach Slope Indicator (VASI) installation?

    <p>3 degrees</p> Signup and view all the answers

    What is the usual setting for the lower glide path of a VASI installation?

    <p>3 degrees</p> Signup and view all the answers

    What is the usual setting for the lower glide path of a PAPI installation?

    <p>3 degrees</p> Signup and view all the answers

    What is the useful range of the visual glide path of the VASI during the day?

    <p>3-5 miles</p> Signup and view all the answers

    What is the useful range of the visual glide path of the PAPI at night?

    <p>20 miles or more</p> Signup and view all the answers

    Which type of lighting system is used to outline the edges of runways during periods of darkness or restricted visibility conditions?

    <p>Runway Edge Light Systems</p> Signup and view all the answers

    What is the usual range of visibility for the lights of the Precision Approach Path Indicator (PAPI) during the day?

    <p>4 miles</p> Signup and view all the answers

    What color are the lights marking the ends of the runway?

    <p>Red</p> Signup and view all the answers

    What is the usual setting for the lower glide path of a pulsating visual approach slope indicator?

    <p>Steady red light</p> Signup and view all the answers

    According to the text, how many times should the mike be keyed to initially turn on all controlled lights to the maximum available intensity?

    <p>7 times</p> Signup and view all the answers

    When should the mike be keyed as directed when overflying an airport of intended landing or just prior to entering the final segment of an approach?

    <p>When lights are on</p> Signup and view all the answers

    Which lighting system may be turned off when desired by keying the mike 5 times?

    <p>2-step REILs</p> Signup and view all the answers

    Which lighting system can be controlled by the Flight Service Station (FSS) when there is no control tower in operation?

    <p>Runway Entrance Lights (REL)</p> Signup and view all the answers

    What do the red lights of the Takeoff Hold Lights (THL) indicate?

    <p>Unsafe to cross</p> Signup and view all the answers

    Which one of the following is true about the Medium Intensity Runway Lights (MIRL)?

    <p>They have a variable number of intensity steps</p> Signup and view all the answers

    What is the purpose of the Taxiway Lead-On Lights (TLL)?

    <p>To provide a lead-in to the runway</p> Signup and view all the answers

    Which lights indicate that it is unsafe for an aircraft to takeoff from a runway?

    <p>Takeoff hold lights</p> Signup and view all the answers

    What should a pilot do if they observe the red lights of the THLs?

    <p>Stop at the hold line</p> Signup and view all the answers

    When should pilots operate with the transponder/ADS-B 'On' at airports with RWSL?

    <p>When departing the gate or parking area until shut down upon arrival</p> Signup and view all the answers

    What should pilots do if they have stopped due to an RWSL indication that is in conflict with ATC instructions?

    <p>Request clarification from ATC</p> Signup and view all the answers

    Which lights are used to indicate the hold short point on certain runways approved for Land and Hold Short Operations (LAHSO)?

    <p>Land and Hold Short Lights</p> Signup and view all the answers

    What is the purpose of Runway Status Light (RWSL) system?

    <p>To indicate when it is unsafe to enter, cross, takeoff from, or land on a runway</p> Signup and view all the answers

    What do the red lights of the Runway Entrance Lights (REL) system indicate?

    <p>There is an aircraft on final approach within the activation area</p> Signup and view all the answers

    When do the REL lights associated with a runway extinguish for a departing aircraft?

    <p>When the aircraft is declared 'airborne' by the system</p> Signup and view all the answers

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